The ground-breaking preparatory work behind the new test took the researchers eight months to complete.

Bankers expect the sale to begin in September or October because of the large amount of preparatory work.

Great difficulties ensued, since no preparatory work of any kind had been done either by the delegations of the countries or by the respective governments.

Officials had already paid 16,000 to the artist and construction firms for preparatory work.

But in the meantime preparatory work could begin.